Describes a project that was designed to study the effectiveness and efficiency of editing procedures within an online bibliographic system at a large research university library. A comprehensive statistical overview of editing commands available is presented, frequency of their use is studied, and questions for further research are suggested.…

Findings of focused-group interviews conducted for OCLC study of library users and online public access catalogs (OPACs) indicate users like OPACs, have problems finding right subject heading, envision features to improve subject access, want access to more than books, and want OPACs to provide new services. Eight references are listed. (EJS)

Describes a study that examined the search behavior of remote users of the University of California MELVYL online public access catalog by analyzing the transaction logs. Highlights include the number of searches, databases searched, number of retrievals, constructing search commands, problems with search terms, and effectiveness of searches.…

Offers a model for choosing among CD-ROM, end user access, mediated online searching, or locally mounted files as alternatives for extending online catalogs and replacing printed indexes. Estimates of demand and comparisons of costs made at Trinity and Clemson Universities provide a quantitative framework for selection. (Contains four references.)…

Presents guidelines developed by the International Coalition of Library Consortia (ICOLC) for statistical measures of the use of Web-based indexed, abstracted, and full-text resources. Privacy, user confidentiality, comparative statistics, and access and delivery mechanisms are discussed. (LRW)